Ceiling lamp



Fig. 1.1 is a perspective view of a ceiling lamp, showing our new design;

Fig. 1.2 is a front view thereof;

Fig. 1.3 is a rear view thereof;

Fig. 1.4 is a right view thereof;

Fig. 1.5 is a left view thereof;

Fig. 1.6 is a top view thereof; and

Fig. 1.7 is a bottom view thereof.

The lamp is shown with symbolic breaks in its length. The appearance of any portion of the article between the break lines forms no part of the claimed design. 

CLAIM The ornamental design for a ceiling lamp, as shown and described. 